ACCESSION: MSBNK-UFZ-WANA048003B085PH
RECORD_TITLE: Clomazone; LC-ESI-ITFT; MS2; CE: 20%; R=15000; [M+H]+
DATE: 2023.08.12
AUTHORS: Tobias Schulze, Martin Krauss, Department of Effect-Directed Analysis, Helmholtz Centre for Environmental Research - UFZ, Leipzig, Germany
LICENSE: CC0
COPYRIGHT: Copyright (C) 2023
COMMENT: CONFIDENCE Reference Standard (Level 1)

CH$NAME: Clomazone
CH$NAME: 2-[(2-chlorophenyl)methyl]-4,4-dimethyl-1,2-oxazolidin-3-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₂H₁₄ClNO₂
CH$EXACT_MASS: 239.071306368
CH$SMILES: CC1(C)CON(CC2=CC=CC=C2Cl)C1=O
CH$IUPAC: InChI=1S/C12H14ClNO2/c1-12(2)8-16-14(11(12)15)7-9-5-3-4-6-10(9)13/h3-6H,7-8H2,1-2H3
CH$LINK: CAS 89493-06-1
CH$LINK: CHEBI 3751
CH$LINK: KEGG C11095
CH$LINK: PUBCHEM CID:54778
CH$LINK: INCHIKEY KIEDNEWSYUYDSN-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 49469
CH$LINK: COMPTOX DTXSID1032355

AC$INSTRUMENT: LTQ Orbitrap XL Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 20 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-255
AC$CHROMATOGRAPHY: COLUMN_NAME Kinetex Evo C18 2.6 um 50 x 2.1 mm
AC$CHROMATOGRAPHY: FLOW_GRADIENT 95/5 at 0 min, 95/5 at 1 min, 0/100 at 13 min, 0/100 at 24 min, 95/5 at 24.3 min, 95/5 at 32 min
AC$CHROMATOGRAPHY: FLOW_RATE 300 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 10.552 min

MS$FOCUSED_ION: BASE_PEAK 240.0789
MS$FOCUSED_ION: PRECURSOR_M/Z 240.0786
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 31458138
MS$DATA_PROCESSING: RECALIBRATE loess on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 3.11.2

PK$SPLASH: splash10-0006-0290000000-e1c964148b4f7846b1b5
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  100.0753 C5H10NO+ 1 100.0757 -3.92
  114.0554 C5H8NO2+ 1 114.055 3.46
  125.0151 C7H6Cl+ 1 125.0153 -1.63
  128.0704 C6H10NO2+ 1 128.0706 -1.83
  240.0781 C12H15ClNO2+ 1 240.0786 -1.81
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  100.0753 10838.6 2
  114.0554 5146.2 1
  125.0151 1006670.2 236
  128.0704 38984.8 9
  240.0781 4251782.5 999
//